Home / 631,522,583.16-947,273,130.90-188,866,275

Finding the Fourth Proportional to 631,522,583.16, 947,273,130.90 and 188,866,275

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Solution

The fourth proportional to 631,522,583.16, 947,273,130.90 and 188,866,275 is: 283,296,199.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,522,583.16 : 947,273,130.90 = 188,866,275 : x
  2. Step 2: Convert to fraction form
    631,522,583.16/947,273,130.90 = 188,866,275/x
  3. Step 3: Cross multiply
    631,522,583.16x = 947,273,130.90 × 188,866,275
  4. Step 4: Simplify right side
    631,522,583.16x = 178,907,947,640,670,400
  5. Step 5: Solve for x
    x = 178,907,947,640,670,400/631,522,583.16
  6. Step 6: Final answer
    x = 283,296,199.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.